LA42(A) Push button(英文版)

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2009/01
Pushbutton
LA42(A)Overview
The LA42(A) series of pushbutton is a breakthrough product after elaborately reserch and design with 12 years’
manufacturing experience of pushbutton. The new style of self-locking connection and freely superimposed contact
module make the products more flexible.This series product can be divided into two type: slow moving type and fast
moving type, the fresh internal structure make the handle become more better
Slow moving type gives expression to being safer than before due to its compulsive function of cutting; Fast moving type
will make sounds while either being turned on or off as a reminder with the contactor having the function of self-cleaning to
prolong its life span effectively at the same time.
Working Condition
Working environment -25?C ～ ＋60?C Installation type class III
Pollution rating class III Maximum installation height ≤2000m
Anti-Vibration 10～2000Hz·1mm·15g Relative air humidity ≤98%
Protection degree IP65 The product with “TH” can work normally in humid tropics atmosphere eviroment
Main Technical Indexes
Rated insulation voltage：AC600V Conventional thermal current：10A
Power frequency voltage withstand：2500V/min Use type：AC-15, DC-13
Use type Rated insulation voltage UiV Rated working voltage UeV Rated working current IeA Conventional thermal current IthA
220 6
AC-15 600 10
380 4
110 1
DC-13 600 10
220 0.6
Mechanical life
Structure type Mechanical life(10 thousands beats ） Operation frequency(times/hour)
Standard、Illuminated 100 1200
Knob type、self-locking type 30 120
Electrical endurance
Use type Electrical endurance（10 thousands beats） Operation frequency(times/hour)
AC-15 60 1200
DC-13 25 1200
2Performance Characteristic
it is convinent to mount and dismount without any tool
by fresh self-locking connection. ( mount:just make the
triangle symbol on the bracket aim at the same symbol
on the button head, then push them in lightly; dismout:
just move the crimple switch on the bracket with hand,
then the contact module will offload)
Freely superimposed contact
module make the products
more flexible
Protection Degree IP65
The exterior arc design of button can
Shed-proof bolt
better meet the demand of Human
Engineering
Fresh internal structure of knob switch
make the handle become more better
Fresh fast moving contactor
makes users get more choices
3Instruction of puhsbutton selecting
Slow moving type Fast moving type
Remark: Full set of pushbutton is composed of three components:button head,bracket,contat module or lamp plate
Except for full set of pushbutton on the catalogue, other configuration should be bought as per accessories seperately.
Full set of switch (Slow moving type)
Name Dimension Instruction of action Model No.
Pushbutton Green slow moving PB,1NO LA42(A)P-10/G
Red slow moving PB,1NC LA42(A)P-01/R
Green slow moving PB, 1NO 1NC LA42(A)P-11/G
Red slow moving PB,1NO 1NC LA42(A)P-11/R
Illuminated pushbutton Green slow moving illuminated PB 220V, 1NO LA42(A)PD-10/G AC220V
Red slow moving illuminated PB 220V, 1NC LA42(A)PD-01/R AC220V
Green slow moving illuminated PB 220V,1NO1NC LA42(A)PD-11/G AC220V
Red slow moving illuminated PB 220V,1NO 1NC LA42(A)PD-11/R AC220V
knob switch Two Pos.( 60°) Maintenance, slow LA42(A)X2-11/B
60?
moving knob switch,1NO 1NC
Two Pos.( 60°) Maintenance, slow LA42(A)X2-20/B
60? moving knob switch,2NO
Three Pos.( 60°) Maintenance, slow LA42(A)X3-11/B
60? 60? moving knob switch,1NO 1NC
Three Pos.( 60°) Maintenance, LA42(A)X3-20/B
60? 60? slow moving knob switch,2NO
knob switch Two Pos.( 60°) Maintenance, slow LA42(A)XT2-11/B
60?
moving knob switch,1NO 1NC
Two Pos.( 60°) Maintenance, slow LA42(A)XT2-20/B
60? moving knob switch,2NO
Three Pos.( 60°) Maintenance, slow LA42(A)XT3-11/B
60? 60?
moving knob switch,1NO 1NC
Three Pos.( 60°) Maintenance, slow LA42(A)XT3-20/B

LA42(A) Push button（英文版）通常指的是萊茵金屬LA42系列的按鈕開(kāi)關(guān)。LA42是一款工業(yè)級(jí)的微動(dòng)開(kāi)關(guān)，其A型號(hào)可能代表不同的規(guī)格或配置選項(xiàng)，比如不同尺寸、觸點(diǎn)類(lèi)型或者附加功能（如防水、防塵等）。Push button則直譯為"按下式按鈕"，即一種通過(guò)施加壓力使內(nèi)部機(jī)械裝置動(dòng)作以控制電路通斷的電子元件。在電氣控制系統(tǒng)中，這類(lèi)按鈕常用于設(shè)備啟動(dòng)、停止、選擇或者其他操作命令的觸發(fā)。具體到LA42(A) Push button，則用戶需要參考產(chǎn)品詳細(xì)說(shuō)明書(shū)來(lái)了解其具體的參數(shù)、功能和安裝使用方法。